diff --git a/install.sh b/install.sh
index 83f56ca..20b1bf1 100755
--- a/install.sh
+++ b/install.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-BASEDIR=$PWD
+CURDIR=$PWD
+# shellcheck disable=SC1091
 REQUIRED_PKGS=(jq rsync file git)
 
 function usage() {
@@ -15,10 +16,10 @@ function install_host() {
     [ $(id -u) -ne 0 ] && echo 'root privilege required' && exit 1
 
     # shellcheck disable=SC1091
-    source "$BASEDIR/lib/functions.sh"
+    source "$CURDIR/lib/functions.sh"
     idem_apt_install "${REQUIRED_PKGS[@]}"
 
-    if [[ ! $BASEDIR == '/opt/debian-bash' ]]; then
+    if [[ ! $CURDIR == '/opt/debian-bash' ]]; then
         # download and filfull /opt/debian-bash, then run it from folder
 
         if [[ -L /opt/debian-bash ]]; then
@@ -54,7 +55,7 @@ function install_host() {
 
                 echo "$i needs installation $(basename $i)"
                 mv "$i" "$i.$ORIGINAL"
-                ln -s "$BASEDIR/$(basename $i)" "$i"
+                ln -s "$CURDIR/$(basename $i)" "$i"
             else
                 echo "$i" already overriden
             fi